import React, { createContext, useReducer } from 'react';

export const ColorContext = createContext({});

export const UPDATE_COLOR = "update_color";

const reducer = (state,action) => {
  switch(action.type){
    case UPDATE_COLOR:
      return action.color
    default:
      return state
  }
}
export const Color = props => {
  const [color,dispatch] = useReducer(reducer, 'blue');
  return (
    // <ColorContext.Provider value={{color: 'red'}}>
    <ColorContext.Provider value={{color, dispatch}}>
      {props.children}
    </ColorContext.Provider>
  )
}